SMTL ID : 9bkj.1

Cholecystokinin 1 receptor (CCK1R) Y140A mutant, Gq chimera (mGsqi) complex

Coordinates

PDB Format Compare

Method

ELECTRON MICROSCOPY

Oligo State

hetero-1-1-1-1-mer

Ligands

1 x ASP- TYS- MET- GLY- TRP- MET- ASP- PHE: Cholecystokinin-8(Non-covalent)

ASP-TYS-MET-GLY-TRP-MET-ASP-PHE.1: 27 residues within 4Å: Chain C: N.97, P.100, N.101, K.104, T.117, M.120, Y.175, F.184, N.193, M.194, C.195, R.196, F.197, H.209, I.328, F.329, A.331, N.332, R.335, A.342, E.343, L.346, S.347, I.351, L.355, Y.359 Ligands: NH2.2 18 PLIP interactions: 18 interactions with chain C Hydrophobic interactions: C:K.104, C:F.184, C:M.194, C:F.329, C:L.346, C:I.351 Hydrogen bonds: C:N.97, C:N.101, C:R.196, C:N.332, C:R.335, C:R.335, C:S.347, C:Y.359 Salt bridges: C:R.196, C:H.209, C:R.335 pi-Cation interactions: C:R.335

1 x NH2: AMINO GROUP(Non-functional Binders)

NH2.2: 5 residues within 4Å: Chain C: N.97, L.355 Ligands: ASP-TYS-MET-GLY-TRP-MET-ASP-PHE.1, ASP-TYS-MET-GLY-TRP-MET-ASP-PHE.1, ASP-TYS-MET-GLY-TRP-MET-ASP-PHE.1 3 PLIP interactions: 3 interactions with chain C Hydrogen bonds: C:N.97, C:N.97, C:Y.359

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Harikumar, K.G. et al., Cholesterol-dependent dynamic changes in the conformation of the type 1 cholecystokinin receptor affect ligand binding and G protein coupling. Plos Biol. (2024)

Release Date

2024-05-22

Peptides

Guanine nucleotide-binding protein G(I)/G(S)/G(T) subunit beta-1: A
Guanine nucleotide-binding protein G(I)/G(S)/G(O) subunit gamma-2: B
Cholecystokinin receptor type A: C
Guanine nucleotide-binding protein G(i) subunit alpha-1,Guanine nucleotide-binding protein G(s) subunit alpha isoforms short: D

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
B

B
G

C
R

D
A

Membrane

We predict this structure to be a membrane protein.
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Guanine nucleotide-binding protein G(I)/G(S)/G(T) subunit beta-1

Guanine nucleotide-binding protein G(I)/G(S)/G(O) subunit gamma-2

Cholecystokinin receptor type A

Guanine nucleotide-binding protein G(i) subunit alpha-1,Guanine nucleotide-binding protein G(s) subunit alpha isoforms short

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